All rights reserved. Reproduction or transmittal of the entire or any part, in any form or by any means, electronic or print, for any purpose without the express written permission of Grandstream Networks, Inc. is not permitted.Information in this document is subject to change without notice. Using the Headset or Speaker 1) Use the Speaker Button to turn speaker ON/OFF 2) Use the “Headset” button to use the headset once it had been connected. Note: The GXP2000 uses the speaker button to tog

For import, make selections on “File type”, “Clear The Old List” and “Replace Duplicate Items”. Then press “Browse” button in “LocalFile” option. Choose the phonebook file stored in PC to import to GXV3175. After that, wait for about 5 seconds for the phone to process the file and then the users will see “Import succeed” message in the screen of the PC if the format of the file is correct. Grandstream Networks, Inc. GXV3175 XML Based Downloadable Phonebook Page 7 of 12 Last Updated: 12/2010 XML

Besides importing/exporting the phonebook via local devices, it offers a user-friendly download method through the GXV3175 IP Multimedia phone’s LCD interface. For the ease of efficient deployment and management, the XML phonebook file could be stored on a web server for the users to download. There are also applications where organizations will need to have a centralized directory server and have all phones in the organization synchronized with the server periodically. An example XML phonebook

Check SIP User ID for Default is No. Check the incoming SIP User ID in Request URI. If they don’t match, the incoming INVITE call will be rejected. If this option is enabled, the device will not be able to make direct IP calls. Allow Incoming SIP Messages from SIP Proxy Only Default is No. Check the incoming SIP messages. If they don’t come from the SIP proxy, they will be rejected. If this option is enabled, the device will not be able to make direct IP calls. SIP T1 Timeout T1 is an estimate o

Caller A(HT70X) wants to bring third Caller C into conference: 1. A presses FLASH (on the analog phone, or Hook Flash for old model phones) to get a dial tone. 2. A dials C’s number then # (or wait for 4 seconds). 3. If C answers the call, then A presses FLASH to bring B, C in the conference. 4. If C does not answer the call, A can press FLASH back to talk to B. 5. If A presses FLASH during conference, C will be dropped out. 6. If A hangs up, the conference will be terminated for all three parti